# Approval and Promulgation of Implementation Plans; Arizona State Implementation Plan Revision, Maricopa County Environmental Services Department
> **Rule** · Direct final rule. · Published 2000-06-12 · Effective 2000-08-11 · 65 FR 36788
## Document
- **Document number:** 00-14171
- **Category:** air-emissions
- **Federal Register citation:** 65 FR 36788
- **CFR reference:** 40 CFR 52
- **Publication date:** 2000-06-12
- **Effective date:** 2000-08-11
- **State:** AZ
- **EPA docket:** AZ 086-0207a
## Abstract

EPA is taking direct final action to approve revisions to the Maricopa County Environmental Services Department portion of the Arizona State Implementation Plan (SIP). These revisions concern volatile organic compound (VOC) emissions from ferrous sand casting operations. We are approving local rules that regulate these emission sources under the Clean Air Act as amended in 1990 (CAA or the Act).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2000/06/12/00-14171/approval-and-promulgation-of-implementation-plans-arizona-state-implementation-plan-revision)
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